/*
 * Copyright (c) 2022. China Mobile (SuZhou) Software Technology Co.,Ltd. All rights reserved.
 * Lakehouse is licensed under Mulan PSL v2.
 * You can use this software according to the terms and conditions of the Mulan PSL v2.
 * You may obtain a copy of Mulan PSL v2 at:
 *          http://license.coscl.org.cn/MulanPSL2
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
 * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
 * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
 * See the Mulan PSL v2 for more details.
 */

package com.chinamobile.cmss.lakehouse.common.utils;

import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;

import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;

public class DateSerializer extends JsonSerializer<Integer> {

    @Override
    public void serialize(Integer value, JsonGenerator jgen, SerializerProvider provider) throws IOException {
        Date date = new Date(value * 1000L);

        if (value <= 0) {
            jgen.writeString("-");
        } else {
            SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
            jgen.writeString(formatter.format(date));
        }
    }

}